139284839599 has 2 divisors, whose sum is σ = 139284839600. Its totient is φ = 139284839598.

The previous prime is 139284839579. The next prime is 139284839657. The reversal of 139284839599 is 995938482931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 139284839599 - 2¹¹ = 139284837551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139284839579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69642419799 + 69642419800.

It is an arithmetic number, because the mean of its divisors is an integer number (69642419800).

Almost surely, 2^139284839599 is an apocalyptic number.

139284839599 is a deficient number, since it is larger than the sum of its proper divisors (1).

139284839599 is an equidigital number, since it uses as much as digits as its factorization.

139284839599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151165440, while the sum is 70.

The spelling of 139284839599 in words is "one hundred thirty-nine billion, two hundred eighty-four million, eight hundred thirty-nine thousand, five hundred ninety-nine".